ProductName | FCR1 |
Description | FRETratiometricfluorescence-basedredoxsensor |
MolecularFormula | C34H37N7O6 |
MolecularWeight | 639 |
StorageTemperature | -20ºC |
ShippingTemperature | BlueIceor4ºC |
ProductType | RedoxProbe |
Solubility | SolubleinDMSO |
Source | Synthetic |
Appearance | OrangeSolid |
SafetyPhrases | Classification:Caution:Substancenotyetfullytested.SafetyPhrases:S22-DonotbreathedustS24/25-AvoidcontactwithskinandeyesS36/37/39-Wearsuitableprotectiveclothing,glovesandeye/faceprotection |
CiteThisProduct | FCR1(StressMarqBiosciencesInc.,VictoriaBCCANADA,Catalog#SIH-180) |
AlternativeNames | 7-(Diethylamino)-N-((1r,4r)-4-(2-(10-ethyl-2,4-dioxo-4,10-dihydrobenzo[g]pteridin-3(2H)-yl)acetamido)cyclohexyl)-2-oxo-2H-chromene-3-carboxamide(FCR1) |
ResearchAreas | Cancer,OxidativeStress |
ScientificBackground | FCR1orflavincoumarinredoxsensor1,isanovelratiometricfluorescentredoxsensorutilizedinfluorescencelifetimeimagingmicroscopyandflowcytometry.Intheoxidizedform,excitationofFCR1at405nmresultsinagreenfluorescencewithmaxemissionsat525nm.Treatmentwithamildreducingagent(includingsodiumcyanoborohydride,DTT,andglutathione)reducestheflavintherebydecreasingthegreenfluorescenceintensity,andincreasingtheblue.Re-oxidationcanbeachievedusingmildoxidizingagents.Ingeneral,theFCR1probecanbeusedtoobservechangesinoxidativecapacitywithoutinterferencefrombackgroundeffects. |
References | 1.KaurA.,HaghighatbinM.A.,HoganC.F.,andNewE.J.(2015)Chem.Commun.Epub. |
ChemicalstructureanddesignofFCR1(SIH-180),showingFRETprocessesinoxidisedform.Inset:photographsofcuvettesofFCR1inoxidisedandreducedformsunder365nmexcitation.ImagesusedwithpermissionfromKaurA,HaghighatbinMA,HoganCF,NewEJ.ChemCommun(Camb).2015Jun16;51(52):10510-3.
FluorescencebehaviorofFCR1(SIH-180)intheoxidized(green)andreduced(blue)forms,using10µM.Excitation:405nm.ReducedEmission:475nm.OxidizedEmission:520nm.ImagesusedwithpermissionfromKaurA,HaghighatbinMA,HoganCF,NewEJ.ChemCommun(Camb).2015Jun16;51(52):10510-3.
Twophoton–confocalmicroscopyimagingofHeLacellstreatedwithFCR1(SIH-180,10µM,15min,λex=820nm)and(a)N-acetylcysteine(50µM,30min),(b)vehiclecontroland(c)H2O2(50µM,30min)inblueandgreenchannels.Thepseudocolourratioimagesindicatetheratioofemissionintensityinthegreenchanneltobluechannel.Scalebarrepresents20µm.ImagesusedwithpermissionfromKaurA,HaghighatbinMA,HoganCF,NewEJ.ChemCommun(Camb).2015Jun16;51(52):10510-3.
Fluorescencelifetimesofthedonor(420–470nm)inHeLacellstreatedwithFCR1(SIH-180,10µM,λex=820nm)andN-acetylcysteine,vehiclecontrolandH2O2.Pseudo-colourimagesrepresentmeanlifetime.Scalebarrepresents50µm.ImagesusedwithpermissionfromKaurA,HaghighatbinMA,HoganCF,NewEJ.ChemCommun(Camb).2015Jun16;51(52):10510-3.
FlowcytometricstudiesofHeLacellstreatedwithFCR1(SIH-180,10µM,λex=405nm)showingthefluorescenceratio(560/450nm)whentreatedwithN-acetylcysteine(blue),vehiclecontrol(green)andH2O2(red).ImagesusedwithpermissionfromKaurA,HaghighatbinMA,HoganCF,NewEJ.ChemCommun(Camb).2015Jun16;51(52):10510-3.
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StressMarq Biosciences Inc.位于加拿大维多利亚,是一家生物科技公司,专门从事试剂与试剂盒研究。我们有强大的国际经销商网络,主要为私人和公众客户提供经我们多次试验成功的试剂,服务范围遍及全球40多个国家。 我们公司的核心技术领域为细胞应激与离子通道以及载体研究,同时在其他领域也取得了一定成就,包括翻译后修饰,提供甲基化与乙酰基化抗体。其中,细胞应激领域主要包括热休克蛋白(HSP)领域。我们公司不仅在热休克蛋白领域领先全球,而且在氧化应激领域也卓有成就。StressMarq的优势在于提供四种独立的产品系列,分别涉及抗体、蛋白、酶联免疫吸附试验(ELISA)试剂盒及小分子领域。 通过定位好以上四个领域,研究人员能够运用研究相关的整套试剂工具,将研究产品重点放在热休克蛋白70和90(HSP70和HSP90)两个核心领域。产品主要包括ELISA试剂盒、抑制剂、蛋白质(包括无内毒素制剂,而非低内毒素制剂)以及经过高级验证的抗体,产品在全球范围内均有销售。 StressMarq因其试剂验证质量过硬,跻身为高端公司。研究人员能放心使用抗体产品,因为本产品将具有免疫印迹(WB)、免疫沉淀、组织染色技术的功能,如免疫组织化学(IHC)和免疫细胞化学(ICC)。 本公司提供氧化应激产品,如8OHdG(DNA受损)ELISA试剂盒,同时还提供专门的抗体,适用于非定量技术,如免疫组化。在免疫组化中,组织的目标可视化更为重要。除了提供用于进一步研究的相关工具外,StressMarq还提供新的尖端研究工具,用于开发新的生物项目,包括全球独一无二的α B晶体蛋白ELISA试剂盒(现在是公认的乳腺癌标志物)以及热休克同源蛋白70(Hsc70)ELISA试剂盒。本公司已将专业技术扩展到抗体、小分子离子通道与载体等更新领域,前者包括当前热门的核心领域:Nav、Cav、TRP、Kv、KCNQ、HCN,后者包括当前热门的核心领域:ENaC、NCC和NKCC2以及主要水通道蛋白载体。